granular vs granularity

granular is not a noun while granularity is a noun.

Word	Noun	Adjective	Verb	Adverb
granular	No	Yes	No	No
granularity	Yes	No	No	No

granular (noun)	granularity (noun)
	the quality of being composed of relatively large particles

granular (adjective)	granularity (adjective)
having a granular structure like that of chondrites
composed of or covered with particles resembling meal in texture or consistency